1 // DR 1423 - Convertibility of nullptr to bool. 2 // { dg-do compile { target c++11 } } 3 4 bool b = nullptr; // { dg-error "converting to .bool. from .std::nullptr_t. requires direct-initialization" } 5 bool b2(nullptr); 6 bool b3{nullptr}; 7 bool b4 = { nullptr }; // { dg-error "converting to .bool. from .std::nullptr_t. requires direct-initialization" } 8